diff --git a/Gemfile b/Gemfile
index 8e9e4f6e..9c31a8f8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,4 +4,5 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 gemspec
 
 gem "debug"
+gem "mocha"
 gem "railties"
diff --git a/Gemfile.lock b/Gemfile.lock
index aa599064..6ca852e2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,6 +46,8 @@ GEM
       nokogiri (>= 1.5.9)
     method_source (1.0.0)
     minitest (5.17.0)
+    mocha (2.0.2)
+      ruby2_keywords (>= 0.0.5)
     net-scp (4.0.0)
       net-ssh (>= 2.6.5, < 8.0.0)
     net-ssh (7.0.1)
@@ -74,6 +76,7 @@ GEM
     rake (13.0.6)
     reline (0.3.2)
       io-console (~> 0.5)
+    ruby2_keywords (0.0.5)
     sshkit (1.21.3)
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
@@ -92,6 +95,7 @@ PLATFORMS
 
 DEPENDENCIES
   debug
+  mocha
   mrsk!
   railties
 
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 7f8eaddc..3da81a65 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -2,6 +2,7 @@ require "bundler/setup"
 require "active_support/test_case"
 require "active_support/testing/autorun"
 require "debug"
+require "mocha/minitest"
 require "sshkit"
 
 ActiveSupport::LogSubscriber.logger = ActiveSupport::Logger.new(STDOUT) if ENV["VERBOSE"]